Polite second-person pronoun, traditionally used toward equals or those of lower status. In modern Japanese it can sound distant or even rude when used with someone whose name you know; often replaced by the person's name with an honorific.
Familiar term used by a wife to address her husband; carries an intimate, affectionate tone. In modern usage, it is somewhat old-fashioned and may be replaced by the husband's name or other terms of endearment.
あなた is the traditional Japanese way a wife addresses her husband, while ダーリン is a playful, Western-influenced alternative with the same affectionate function.
手前
plain
N2
手前 used for 'you' is a rough, old-fashioned term addressed downward to an inferior, while 貴方 is the standard polite word for 'you'.